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# Copyright (C) 2005, 2006 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""Tests for HTTP implementations.
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This module defines a load_tests() method that parametrize tests classes for
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transport implementation, http protocol versions and authentication schemes.
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# TODO: Should be renamed to bzrlib.transport.http.tests?
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# TODO: What about renaming to bzrlib.tests.transport.http ?
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from cStringIO import StringIO
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import SimpleHTTPServer
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from bzrlib.tests import (
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from bzrlib.transport import (
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from bzrlib.transport.http import (
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from bzrlib.transport.http._pycurl import PyCurlTransport
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except errors.DependencyNotPresent:
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pycurl_present = False
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class TransportAdapter(tests.TestScenarioApplier):
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"""Generate the same test for each transport implementation."""
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transport_scenarios = [
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('urllib', dict(_transport=_urllib.HttpTransport_urllib,
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_server=http_server.HttpServer_urllib,
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_qualified_prefix='http+urllib',)),
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transport_scenarios.append(
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('pycurl', dict(_transport=PyCurlTransport,
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_server=http_server.HttpServer_PyCurl,
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_qualified_prefix='http+pycurl',)))
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self.scenarios = transport_scenarios
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class TransportProtocolAdapter(TransportAdapter):
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"""Generate the same test for each protocol implementation.
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In addition to the transport adaptatation that we inherit from.
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super(TransportProtocolAdapter, self).__init__()
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protocol_scenarios = [
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('HTTP/1.0', dict(_protocol_version='HTTP/1.0')),
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('HTTP/1.1', dict(_protocol_version='HTTP/1.1')),
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self.scenarios = tests.multiply_scenarios(self.scenarios,
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class TransportProtocolAuthenticationAdapter(TransportProtocolAdapter):
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"""Generate the same test for each authentication scheme implementation.
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In addition to the protocol adaptatation that we inherit from.
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super(TransportProtocolAuthenticationAdapter, self).__init__()
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auth_scheme_scenarios = [
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('basic', dict(_auth_scheme='basic')),
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('digest', dict(_auth_scheme='digest')),
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self.scenarios = tests.multiply_scenarios(self.scenarios,
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auth_scheme_scenarios)
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def load_tests(standard_tests, module, loader):
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"""Multiply tests for http clients and protocol versions."""
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# one for each transport
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t_adapter = TransportAdapter()
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t_classes= (TestHttpTransportRegistration,
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TestHttpTransportUrls,
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is_testing_for_transports = tests.condition_isinstance(t_classes)
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# multiplied by one for each protocol version
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tp_adapter = TransportProtocolAdapter()
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tp_classes= (SmartHTTPTunnellingTest,
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TestDoCatchRedirections,
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TestHTTPRedirections,
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TestHTTPSilentRedirections,
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TestLimitedRangeRequestServer,
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TestSpecificRequestHandler,
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is_also_testing_for_protocols = tests.condition_isinstance(tp_classes)
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# multiplied by one for each authentication scheme
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tpa_adapter = TransportProtocolAuthenticationAdapter()
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tpa_classes = (TestAuth,
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is_also_testing_for_authentication = tests.condition_isinstance(
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result = loader.suiteClass()
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for test_class in tests.iter_suite_tests(standard_tests):
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# Each test class is either standalone or testing for some combination
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# of transport, protocol version, authentication scheme. Use the right
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# adpater (or none) depending on the class.
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if is_testing_for_transports(test_class):
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result.addTests(t_adapter.adapt(test_class))
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elif is_also_testing_for_protocols(test_class):
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result.addTests(tp_adapter.adapt(test_class))
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elif is_also_testing_for_authentication(test_class):
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result.addTests(tpa_adapter.adapt(test_class))
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result.addTest(test_class)
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class FakeManager(object):
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self.credentials = []
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def add_password(self, realm, host, username, password):
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self.credentials.append([realm, host, username, password])
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class RecordingServer(object):
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"""A fake HTTP server.
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It records the bytes sent to it, and replies with a 200.
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def __init__(self, expect_body_tail=None):
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:type expect_body_tail: str
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:param expect_body_tail: a reply won't be sent until this string is
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self._expect_body_tail = expect_body_tail
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self.received_bytes = ''
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self._sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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self._sock.bind(('127.0.0.1', 0))
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self.host, self.port = self._sock.getsockname()
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self._ready = threading.Event()
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self._thread = threading.Thread(target=self._accept_read_and_reply)
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self._thread.setDaemon(True)
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def _accept_read_and_reply(self):
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self._sock.settimeout(5)
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conn, address = self._sock.accept()
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# On win32, the accepted connection will be non-blocking to start
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# with because we're using settimeout.
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conn.setblocking(True)
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while not self.received_bytes.endswith(self._expect_body_tail):
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self.received_bytes += conn.recv(4096)
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conn.sendall('HTTP/1.1 200 OK\r\n')
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except socket.timeout:
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# Make sure the client isn't stuck waiting for us to e.g. accept.
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# The client may have already closed the socket.
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# We might have already closed it. We don't care.
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class TestHTTPServer(tests.TestCase):
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"""Test the HTTP servers implementations."""
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def test_invalid_protocol(self):
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class BogusRequestHandler(http_server.TestingHTTPRequestHandler):
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protocol_version = 'HTTP/0.1'
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server = http_server.HttpServer(BogusRequestHandler)
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self.assertRaises(httplib.UnknownProtocol,server.setUp)
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self.fail('HTTP Server creation did not raise UnknownProtocol')
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def test_force_invalid_protocol(self):
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server = http_server.HttpServer(protocol_version='HTTP/0.1')
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self.assertRaises(httplib.UnknownProtocol,server.setUp)
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self.fail('HTTP Server creation did not raise UnknownProtocol')
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def test_server_start_and_stop(self):
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server = http_server.HttpServer()
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self.assertTrue(server._http_running)
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self.assertFalse(server._http_running)
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def test_create_http_server_one_zero(self):
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class RequestHandlerOneZero(http_server.TestingHTTPRequestHandler):
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protocol_version = 'HTTP/1.0'
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server = http_server.HttpServer(RequestHandlerOneZero)
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self.addCleanup(server.tearDown)
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self.assertIsInstance(server._httpd, http_server.TestingHTTPServer)
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def test_create_http_server_one_one(self):
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class RequestHandlerOneOne(http_server.TestingHTTPRequestHandler):
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protocol_version = 'HTTP/1.1'
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server = http_server.HttpServer(RequestHandlerOneOne)
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self.addCleanup(server.tearDown)
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self.assertIsInstance(server._httpd,
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http_server.TestingThreadingHTTPServer)
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def test_create_http_server_force_one_one(self):
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class RequestHandlerOneZero(http_server.TestingHTTPRequestHandler):
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protocol_version = 'HTTP/1.0'
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server = http_server.HttpServer(RequestHandlerOneZero,
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protocol_version='HTTP/1.1')
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self.addCleanup(server.tearDown)
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self.assertIsInstance(server._httpd,
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http_server.TestingThreadingHTTPServer)
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def test_create_http_server_force_one_zero(self):
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class RequestHandlerOneOne(http_server.TestingHTTPRequestHandler):
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protocol_version = 'HTTP/1.1'
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server = http_server.HttpServer(RequestHandlerOneOne,
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protocol_version='HTTP/1.0')
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self.addCleanup(server.tearDown)
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self.assertIsInstance(server._httpd,
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http_server.TestingHTTPServer)
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class TestWithTransport_pycurl(object):
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"""Test case to inherit from if pycurl is present"""
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def _get_pycurl_maybe(self):
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from bzrlib.transport.http._pycurl import PyCurlTransport
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return PyCurlTransport
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except errors.DependencyNotPresent:
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raise tests.TestSkipped('pycurl not present')
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_transport = property(_get_pycurl_maybe)
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class TestHttpUrls(tests.TestCase):
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# TODO: This should be moved to authorization tests once they
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def test_url_parsing(self):
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url = http.extract_auth('http://example.com', f)
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self.assertEquals('http://example.com', url)
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self.assertEquals(0, len(f.credentials))
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url = http.extract_auth(
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'http://user:pass@www.bazaar-vcs.org/bzr/bzr.dev', f)
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self.assertEquals('http://www.bazaar-vcs.org/bzr/bzr.dev', url)
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self.assertEquals(1, len(f.credentials))
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self.assertEquals([None, 'www.bazaar-vcs.org', 'user', 'pass'],
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class TestHttpTransportUrls(tests.TestCase):
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"""Test the http urls."""
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def test_abs_url(self):
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"""Construction of absolute http URLs"""
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t = self._transport('http://bazaar-vcs.org/bzr/bzr.dev/')
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eq = self.assertEqualDiff
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eq(t.abspath('.'), 'http://bazaar-vcs.org/bzr/bzr.dev')
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eq(t.abspath('foo/bar'), 'http://bazaar-vcs.org/bzr/bzr.dev/foo/bar')
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eq(t.abspath('.bzr'), 'http://bazaar-vcs.org/bzr/bzr.dev/.bzr')
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eq(t.abspath('.bzr/1//2/./3'),
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'http://bazaar-vcs.org/bzr/bzr.dev/.bzr/1/2/3')
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def test_invalid_http_urls(self):
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"""Trap invalid construction of urls"""
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t = self._transport('http://bazaar-vcs.org/bzr/bzr.dev/')
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self.assertRaises(errors.InvalidURL,
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'http://http://bazaar-vcs.org/bzr/bzr.dev/')
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def test_http_root_urls(self):
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"""Construction of URLs from server root"""
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t = self._transport('http://bzr.ozlabs.org/')
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eq = self.assertEqualDiff
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eq(t.abspath('.bzr/tree-version'),
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'http://bzr.ozlabs.org/.bzr/tree-version')
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def test_http_impl_urls(self):
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"""There are servers which ask for particular clients to connect"""
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server = self._server()
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url = server.get_url()
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self.assertTrue(url.startswith('%s://' % self._qualified_prefix))
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class TestHttps_pycurl(TestWithTransport_pycurl, tests.TestCase):
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# TODO: This should really be moved into another pycurl
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# specific test. When https tests will be implemented, take
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# this one into account.
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def test_pycurl_without_https_support(self):
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"""Test that pycurl without SSL do not fail with a traceback.
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For the purpose of the test, we force pycurl to ignore
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https by supplying a fake version_info that do not
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raise tests.TestSkipped('pycurl not present')
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version_info_orig = pycurl.version_info
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# Now that we have pycurl imported, we can fake its version_info
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# This was taken from a windows pycurl without SSL
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pycurl.version_info = lambda : (2,
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('ftp', 'gopher', 'telnet',
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'dict', 'ldap', 'http', 'file'),
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self.assertRaises(errors.DependencyNotPresent, self._transport,
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'https://launchpad.net')
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# Restore the right function
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pycurl.version_info = version_info_orig
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class TestHTTPConnections(http_utils.TestCaseWithWebserver):
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"""Test the http connections."""
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http_utils.TestCaseWithWebserver.setUp(self)
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self.build_tree(['foo/', 'foo/bar'], line_endings='binary',
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transport=self.get_transport())
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def test_http_has(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertEqual(t.has('foo/bar'), True)
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self.assertEqual(len(server.logs), 1)
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self.assertContainsRe(server.logs[0],
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r'"HEAD /foo/bar HTTP/1.." (200|302) - "-" "bzr/')
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def test_http_has_not_found(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertEqual(t.has('not-found'), False)
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self.assertContainsRe(server.logs[1],
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r'"HEAD /not-found HTTP/1.." 404 - "-" "bzr/')
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def test_http_get(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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fp = t.get('foo/bar')
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self.assertEqualDiff(
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'contents of foo/bar\n')
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self.assertEqual(len(server.logs), 1)
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self.assertTrue(server.logs[0].find(
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'"GET /foo/bar HTTP/1.1" 200 - "-" "bzr/%s'
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% bzrlib.__version__) > -1)
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def test_get_smart_medium(self):
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# For HTTP, get_smart_medium should return the transport object.
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server = self.get_readonly_server()
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http_transport = self._transport(server.get_url())
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medium = http_transport.get_smart_medium()
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self.assertIs(medium, http_transport)
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def test_has_on_bogus_host(self):
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# Get a free address and don't 'accept' on it, so that we
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# can be sure there is no http handler there, but set a
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# reasonable timeout to not slow down tests too much.
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default_timeout = socket.getdefaulttimeout()
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socket.setdefaulttimeout(2)
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s.bind(('localhost', 0))
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t = self._transport('http://%s:%s/' % s.getsockname())
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self.assertRaises(errors.ConnectionError, t.has, 'foo/bar')
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socket.setdefaulttimeout(default_timeout)
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class TestHttpTransportRegistration(tests.TestCase):
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"""Test registrations of various http implementations"""
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def test_http_registered(self):
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t = transport.get_transport('%s://foo.com/' % self._qualified_prefix)
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self.assertIsInstance(t, transport.Transport)
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self.assertIsInstance(t, self._transport)
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class TestPost(tests.TestCase):
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def test_post_body_is_received(self):
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server = RecordingServer(expect_body_tail='end-of-body')
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self.addCleanup(server.tearDown)
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scheme = self._qualified_prefix
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url = '%s://%s:%s/' % (scheme, server.host, server.port)
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http_transport = self._transport(url)
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code, response = http_transport._post('abc def end-of-body')
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server.received_bytes.startswith('POST /.bzr/smart HTTP/1.'))
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self.assertTrue('content-length: 19\r' in server.received_bytes.lower())
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# The transport should not be assuming that the server can accept
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# chunked encoding the first time it connects, because HTTP/1.1, so we
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# check for the literal string.
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server.received_bytes.endswith('\r\n\r\nabc def end-of-body'))
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class TestRangeHeader(tests.TestCase):
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"""Test range_header method"""
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def check_header(self, value, ranges=[], tail=0):
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offsets = [ (start, end - start + 1) for start, end in ranges]
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coalesce = transport.Transport._coalesce_offsets
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coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
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range_header = http.HttpTransportBase._range_header
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self.assertEqual(value, range_header(coalesced, tail))
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def test_range_header_single(self):
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self.check_header('0-9', ranges=[(0,9)])
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self.check_header('100-109', ranges=[(100,109)])
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def test_range_header_tail(self):
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self.check_header('-10', tail=10)
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self.check_header('-50', tail=50)
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def test_range_header_multi(self):
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self.check_header('0-9,100-200,300-5000',
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ranges=[(0,9), (100, 200), (300,5000)])
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def test_range_header_mixed(self):
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self.check_header('0-9,300-5000,-50',
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ranges=[(0,9), (300,5000)],
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class TestSpecificRequestHandler(http_utils.TestCaseWithWebserver):
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"""Tests a specific request handler.
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Daughter classes are expected to override _req_handler_class
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# Provide a useful default
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_req_handler_class = http_server.TestingHTTPRequestHandler
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def create_transport_readonly_server(self):
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return http_server.HttpServer(self._req_handler_class,
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protocol_version=self._protocol_version)
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def _testing_pycurl(self):
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return pycurl_present and self._transport == PyCurlTransport
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class WallRequestHandler(http_server.TestingHTTPRequestHandler):
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"""Whatever request comes in, close the connection"""
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def handle_one_request(self):
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"""Handle a single HTTP request, by abruptly closing the connection"""
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self.close_connection = 1
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class TestWallServer(TestSpecificRequestHandler):
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"""Tests exceptions during the connection phase"""
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_req_handler_class = WallRequestHandler
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def test_http_has(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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# Unfortunately httplib (see HTTPResponse._read_status
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# for details) make no distinction between a closed
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# socket and badly formatted status line, so we can't
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# just test for ConnectionError, we have to test
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# InvalidHttpResponse too.
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self.assertRaises((errors.ConnectionError, errors.InvalidHttpResponse),
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def test_http_get(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertRaises((errors.ConnectionError, errors.InvalidHttpResponse),
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class BadStatusRequestHandler(http_server.TestingHTTPRequestHandler):
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"""Whatever request comes in, returns a bad status"""
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def parse_request(self):
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"""Fakes handling a single HTTP request, returns a bad status"""
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ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
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self.send_response(0, "Bad status")
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self.close_connection = 1
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class TestBadStatusServer(TestSpecificRequestHandler):
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"""Tests bad status from server."""
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_req_handler_class = BadStatusRequestHandler
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def test_http_has(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertRaises(errors.InvalidHttpResponse, t.has, 'foo/bar')
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def test_http_get(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertRaises(errors.InvalidHttpResponse, t.get, 'foo/bar')
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class InvalidStatusRequestHandler(http_server.TestingHTTPRequestHandler):
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"""Whatever request comes in, returns an invalid status"""
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def parse_request(self):
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"""Fakes handling a single HTTP request, returns a bad status"""
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ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
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self.wfile.write("Invalid status line\r\n")
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class TestInvalidStatusServer(TestBadStatusServer):
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"""Tests invalid status from server.
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Both implementations raises the same error as for a bad status.
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_req_handler_class = InvalidStatusRequestHandler
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def test_http_has(self):
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if self._testing_pycurl() and self._protocol_version == 'HTTP/1.1':
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raise tests.KnownFailure(
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'pycurl hangs if the server send back garbage')
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super(TestInvalidStatusServer, self).test_http_has()
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def test_http_get(self):
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if self._testing_pycurl() and self._protocol_version == 'HTTP/1.1':
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raise tests.KnownFailure(
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'pycurl hangs if the server send back garbage')
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super(TestInvalidStatusServer, self).test_http_get()
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class BadProtocolRequestHandler(http_server.TestingHTTPRequestHandler):
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"""Whatever request comes in, returns a bad protocol version"""
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def parse_request(self):
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"""Fakes handling a single HTTP request, returns a bad status"""
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ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
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# Returns an invalid protocol version, but curl just
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# ignores it and those cannot be tested.
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self.wfile.write("%s %d %s\r\n" % ('HTTP/0.0',
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'Look at my protocol version'))
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class TestBadProtocolServer(TestSpecificRequestHandler):
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"""Tests bad protocol from server."""
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_req_handler_class = BadProtocolRequestHandler
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if pycurl_present and self._transport == PyCurlTransport:
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raise tests.TestNotApplicable(
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"pycurl doesn't check the protocol version")
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super(TestBadProtocolServer, self).setUp()
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def test_http_has(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertRaises(errors.InvalidHttpResponse, t.has, 'foo/bar')
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def test_http_get(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertRaises(errors.InvalidHttpResponse, t.get, 'foo/bar')
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class ForbiddenRequestHandler(http_server.TestingHTTPRequestHandler):
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"""Whatever request comes in, returns a 403 code"""
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def parse_request(self):
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"""Handle a single HTTP request, by replying we cannot handle it"""
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ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
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class TestForbiddenServer(TestSpecificRequestHandler):
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"""Tests forbidden server"""
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_req_handler_class = ForbiddenRequestHandler
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def test_http_has(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertRaises(errors.TransportError, t.has, 'foo/bar')
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def test_http_get(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertRaises(errors.TransportError, t.get, 'foo/bar')
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class TestRecordingServer(tests.TestCase):
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def test_create(self):
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server = RecordingServer(expect_body_tail=None)
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self.assertEqual('', server.received_bytes)
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self.assertEqual(None, server.host)
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self.assertEqual(None, server.port)
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def test_setUp_and_tearDown(self):
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server = RecordingServer(expect_body_tail=None)
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self.assertNotEqual(None, server.host)
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self.assertNotEqual(None, server.port)
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self.assertEqual(None, server.host)
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self.assertEqual(None, server.port)
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def test_send_receive_bytes(self):
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server = RecordingServer(expect_body_tail='c')
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self.addCleanup(server.tearDown)
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sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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sock.connect((server.host, server.port))
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self.assertEqual('HTTP/1.1 200 OK\r\n',
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osutils.recv_all(sock, 4096))
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self.assertEqual('abc', server.received_bytes)
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class TestRangeRequestServer(TestSpecificRequestHandler):
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"""Tests readv requests against server.
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We test against default "normal" server.
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super(TestRangeRequestServer, self).setUp()
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self.build_tree_contents([('a', '0123456789')],)
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def test_readv(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
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self.assertEqual(l[0], (0, '0'))
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self.assertEqual(l[1], (1, '1'))
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self.assertEqual(l[2], (3, '34'))
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self.assertEqual(l[3], (9, '9'))
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def test_readv_out_of_order(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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l = list(t.readv('a', ((1, 1), (9, 1), (0, 1), (3, 2))))
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self.assertEqual(l[0], (1, '1'))
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self.assertEqual(l[1], (9, '9'))
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self.assertEqual(l[2], (0, '0'))
754
self.assertEqual(l[3], (3, '34'))
756
def test_readv_invalid_ranges(self):
757
server = self.get_readonly_server()
758
t = self._transport(server.get_url())
760
# This is intentionally reading off the end of the file
761
# since we are sure that it cannot get there
762
self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
763
t.readv, 'a', [(1,1), (8,10)])
765
# This is trying to seek past the end of the file, it should
766
# also raise a special error
767
self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
768
t.readv, 'a', [(12,2)])
770
def test_readv_multiple_get_requests(self):
771
server = self.get_readonly_server()
772
t = self._transport(server.get_url())
773
# force transport to issue multiple requests
774
t._max_readv_combine = 1
775
t._max_get_ranges = 1
776
l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
777
self.assertEqual(l[0], (0, '0'))
778
self.assertEqual(l[1], (1, '1'))
779
self.assertEqual(l[2], (3, '34'))
780
self.assertEqual(l[3], (9, '9'))
781
# The server should have issued 4 requests
782
self.assertEqual(4, server.GET_request_nb)
784
def test_readv_get_max_size(self):
785
server = self.get_readonly_server()
786
t = self._transport(server.get_url())
787
# force transport to issue multiple requests by limiting the number of
788
# bytes by request. Note that this apply to coalesced offsets only, a
789
# single range will keep its size even if bigger than the limit.
791
l = list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
792
self.assertEqual(l[0], (0, '0'))
793
self.assertEqual(l[1], (1, '1'))
794
self.assertEqual(l[2], (2, '2345'))
795
self.assertEqual(l[3], (6, '6789'))
796
# The server should have issued 3 requests
797
self.assertEqual(3, server.GET_request_nb)
799
def test_complete_readv_leave_pipe_clean(self):
800
server = self.get_readonly_server()
801
t = self._transport(server.get_url())
802
# force transport to issue multiple requests
804
l = list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
805
# The server should have issued 3 requests
806
self.assertEqual(3, server.GET_request_nb)
807
self.assertEqual('0123456789', t.get_bytes('a'))
808
self.assertEqual(4, server.GET_request_nb)
810
def test_incomplete_readv_leave_pipe_clean(self):
811
server = self.get_readonly_server()
812
t = self._transport(server.get_url())
813
# force transport to issue multiple requests
815
# Don't collapse readv results into a list so that we leave unread
816
# bytes on the socket
817
ireadv = iter(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
818
self.assertEqual((0, '0'), ireadv.next())
819
# The server should have issued one request so far
820
self.assertEqual(1, server.GET_request_nb)
821
self.assertEqual('0123456789', t.get_bytes('a'))
822
# get_bytes issued an additional request, the readv pending ones are
824
self.assertEqual(2, server.GET_request_nb)
827
class SingleRangeRequestHandler(http_server.TestingHTTPRequestHandler):
828
"""Always reply to range request as if they were single.
830
Don't be explicit about it, just to annoy the clients.
833
def get_multiple_ranges(self, file, file_size, ranges):
834
"""Answer as if it was a single range request and ignores the rest"""
835
(start, end) = ranges[0]
836
return self.get_single_range(file, file_size, start, end)
839
class TestSingleRangeRequestServer(TestRangeRequestServer):
840
"""Test readv against a server which accept only single range requests"""
842
_req_handler_class = SingleRangeRequestHandler
845
class SingleOnlyRangeRequestHandler(http_server.TestingHTTPRequestHandler):
846
"""Only reply to simple range requests, errors out on multiple"""
848
def get_multiple_ranges(self, file, file_size, ranges):
849
"""Refuses the multiple ranges request"""
852
self.send_error(416, "Requested range not satisfiable")
854
(start, end) = ranges[0]
855
return self.get_single_range(file, file_size, start, end)
858
class TestSingleOnlyRangeRequestServer(TestRangeRequestServer):
859
"""Test readv against a server which only accept single range requests"""
861
_req_handler_class = SingleOnlyRangeRequestHandler
864
class NoRangeRequestHandler(http_server.TestingHTTPRequestHandler):
865
"""Ignore range requests without notice"""
868
# Update the statistics
869
self.server.test_case_server.GET_request_nb += 1
870
# Just bypass the range handling done by TestingHTTPRequestHandler
871
return SimpleHTTPServer.SimpleHTTPRequestHandler.do_GET(self)
874
class TestNoRangeRequestServer(TestRangeRequestServer):
875
"""Test readv against a server which do not accept range requests"""
877
_req_handler_class = NoRangeRequestHandler
880
class MultipleRangeWithoutContentLengthRequestHandler(
881
http_server.TestingHTTPRequestHandler):
882
"""Reply to multiple range requests without content length header."""
884
def get_multiple_ranges(self, file, file_size, ranges):
885
self.send_response(206)
886
self.send_header('Accept-Ranges', 'bytes')
887
boundary = "%d" % random.randint(0,0x7FFFFFFF)
888
self.send_header("Content-Type",
889
"multipart/byteranges; boundary=%s" % boundary)
891
for (start, end) in ranges:
892
self.wfile.write("--%s\r\n" % boundary)
893
self.send_header("Content-type", 'application/octet-stream')
894
self.send_header("Content-Range", "bytes %d-%d/%d" % (start,
898
self.send_range_content(file, start, end - start + 1)
900
self.wfile.write("--%s\r\n" % boundary)
903
class TestMultipleRangeWithoutContentLengthServer(TestRangeRequestServer):
905
_req_handler_class = MultipleRangeWithoutContentLengthRequestHandler
908
class TruncatedMultipleRangeRequestHandler(
909
http_server.TestingHTTPRequestHandler):
910
"""Reply to multiple range requests truncating the last ones.
912
This server generates responses whose Content-Length describes all the
913
ranges, but fail to include the last ones leading to client short reads.
914
This has been observed randomly with lighttpd (bug #179368).
917
_truncated_ranges = 2
919
def get_multiple_ranges(self, file, file_size, ranges):
920
self.send_response(206)
921
self.send_header('Accept-Ranges', 'bytes')
923
self.send_header('Content-Type',
924
'multipart/byteranges; boundary=%s' % boundary)
925
boundary_line = '--%s\r\n' % boundary
926
# Calculate the Content-Length
928
for (start, end) in ranges:
929
content_length += len(boundary_line)
930
content_length += self._header_line_length(
931
'Content-type', 'application/octet-stream')
932
content_length += self._header_line_length(
933
'Content-Range', 'bytes %d-%d/%d' % (start, end, file_size))
934
content_length += len('\r\n') # end headers
935
content_length += end - start # + 1
936
content_length += len(boundary_line)
937
self.send_header('Content-length', content_length)
940
# Send the multipart body
942
for (start, end) in ranges:
943
self.wfile.write(boundary_line)
944
self.send_header('Content-type', 'application/octet-stream')
945
self.send_header('Content-Range', 'bytes %d-%d/%d'
946
% (start, end, file_size))
948
if cur + self._truncated_ranges >= len(ranges):
949
# Abruptly ends the response and close the connection
950
self.close_connection = 1
952
self.send_range_content(file, start, end - start + 1)
955
self.wfile.write(boundary_line)
958
class TestTruncatedMultipleRangeServer(TestSpecificRequestHandler):
960
_req_handler_class = TruncatedMultipleRangeRequestHandler
963
super(TestTruncatedMultipleRangeServer, self).setUp()
964
self.build_tree_contents([('a', '0123456789')],)
966
def test_readv_with_short_reads(self):
967
server = self.get_readonly_server()
968
t = self._transport(server.get_url())
969
# Force separate ranges for each offset
970
t._bytes_to_read_before_seek = 0
971
ireadv = iter(t.readv('a', ((0, 1), (2, 1), (4, 2), (9, 1))))
972
self.assertEqual((0, '0'), ireadv.next())
973
self.assertEqual((2, '2'), ireadv.next())
974
if not self._testing_pycurl():
975
# Only one request have been issued so far (except for pycurl that
976
# try to read the whole response at once)
977
self.assertEqual(1, server.GET_request_nb)
978
self.assertEqual((4, '45'), ireadv.next())
979
self.assertEqual((9, '9'), ireadv.next())
980
# Both implementations issue 3 requests but:
981
# - urllib does two multiple (4 ranges, then 2 ranges) then a single
983
# - pycurl does two multiple (4 ranges, 4 ranges) then a single range
984
self.assertEqual(3, server.GET_request_nb)
985
# Finally the client have tried a single range request and stays in
987
self.assertEqual('single', t._range_hint)
989
class LimitedRangeRequestHandler(http_server.TestingHTTPRequestHandler):
990
"""Errors out when range specifiers exceed the limit"""
992
def get_multiple_ranges(self, file, file_size, ranges):
993
"""Refuses the multiple ranges request"""
994
tcs = self.server.test_case_server
995
if tcs.range_limit is not None and len(ranges) > tcs.range_limit:
997
# Emulate apache behavior
998
self.send_error(400, "Bad Request")
1000
return http_server.TestingHTTPRequestHandler.get_multiple_ranges(
1001
self, file, file_size, ranges)
1004
class LimitedRangeHTTPServer(http_server.HttpServer):
1005
"""An HttpServer erroring out on requests with too much range specifiers"""
1007
def __init__(self, request_handler=LimitedRangeRequestHandler,
1008
protocol_version=None,
1010
http_server.HttpServer.__init__(self, request_handler,
1011
protocol_version=protocol_version)
1012
self.range_limit = range_limit
1015
class TestLimitedRangeRequestServer(http_utils.TestCaseWithWebserver):
1016
"""Tests readv requests against a server erroring out on too much ranges."""
1018
# Requests with more range specifiers will error out
1021
def create_transport_readonly_server(self):
1022
return LimitedRangeHTTPServer(range_limit=self.range_limit,
1023
protocol_version=self._protocol_version)
1025
def get_transport(self):
1026
return self._transport(self.get_readonly_server().get_url())
1029
http_utils.TestCaseWithWebserver.setUp(self)
1030
# We need to manipulate ranges that correspond to real chunks in the
1031
# response, so we build a content appropriately.
1032
filler = ''.join(['abcdefghij' for x in range(102)])
1033
content = ''.join(['%04d' % v + filler for v in range(16)])
1034
self.build_tree_contents([('a', content)],)
1036
def test_few_ranges(self):
1037
t = self.get_transport()
1038
l = list(t.readv('a', ((0, 4), (1024, 4), )))
1039
self.assertEqual(l[0], (0, '0000'))
1040
self.assertEqual(l[1], (1024, '0001'))
1041
self.assertEqual(1, self.get_readonly_server().GET_request_nb)
1043
def test_more_ranges(self):
1044
t = self.get_transport()
1045
l = list(t.readv('a', ((0, 4), (1024, 4), (4096, 4), (8192, 4))))
1046
self.assertEqual(l[0], (0, '0000'))
1047
self.assertEqual(l[1], (1024, '0001'))
1048
self.assertEqual(l[2], (4096, '0004'))
1049
self.assertEqual(l[3], (8192, '0008'))
1050
# The server will refuse to serve the first request (too much ranges),
1051
# a second request will succeeds.
1052
self.assertEqual(2, self.get_readonly_server().GET_request_nb)
1055
class TestHttpProxyWhiteBox(tests.TestCase):
1056
"""Whitebox test proxy http authorization.
1058
Only the urllib implementation is tested here.
1062
tests.TestCase.setUp(self)
1068
def _install_env(self, env):
1069
for name, value in env.iteritems():
1070
self._old_env[name] = osutils.set_or_unset_env(name, value)
1072
def _restore_env(self):
1073
for name, value in self._old_env.iteritems():
1074
osutils.set_or_unset_env(name, value)
1076
def _proxied_request(self):
1077
handler = _urllib2_wrappers.ProxyHandler()
1078
request = _urllib2_wrappers.Request('GET','http://baz/buzzle')
1079
handler.set_proxy(request, 'http')
1082
def test_empty_user(self):
1083
self._install_env({'http_proxy': 'http://bar.com'})
1084
request = self._proxied_request()
1085
self.assertFalse(request.headers.has_key('Proxy-authorization'))
1087
def test_invalid_proxy(self):
1088
"""A proxy env variable without scheme"""
1089
self._install_env({'http_proxy': 'host:1234'})
1090
self.assertRaises(errors.InvalidURL, self._proxied_request)
1093
class TestProxyHttpServer(http_utils.TestCaseWithTwoWebservers):
1094
"""Tests proxy server.
1096
Be aware that we do not setup a real proxy here. Instead, we
1097
check that the *connection* goes through the proxy by serving
1098
different content (the faked proxy server append '-proxied'
1102
# FIXME: We don't have an https server available, so we don't
1103
# test https connections.
1106
super(TestProxyHttpServer, self).setUp()
1107
self.build_tree_contents([('foo', 'contents of foo\n'),
1108
('foo-proxied', 'proxied contents of foo\n')])
1109
# Let's setup some attributes for tests
1110
self.server = self.get_readonly_server()
1111
self.proxy_address = '%s:%d' % (self.server.host, self.server.port)
1112
if self._testing_pycurl():
1113
# Oh my ! pycurl does not check for the port as part of
1114
# no_proxy :-( So we just test the host part
1115
self.no_proxy_host = 'localhost'
1117
self.no_proxy_host = self.proxy_address
1118
# The secondary server is the proxy
1119
self.proxy = self.get_secondary_server()
1120
self.proxy_url = self.proxy.get_url()
1123
def _testing_pycurl(self):
1124
return pycurl_present and self._transport == PyCurlTransport
1126
def create_transport_secondary_server(self):
1127
"""Creates an http server that will serve files with
1128
'-proxied' appended to their names.
1130
return http_utils.ProxyServer(protocol_version=self._protocol_version)
1132
def _install_env(self, env):
1133
for name, value in env.iteritems():
1134
self._old_env[name] = osutils.set_or_unset_env(name, value)
1136
def _restore_env(self):
1137
for name, value in self._old_env.iteritems():
1138
osutils.set_or_unset_env(name, value)
1140
def proxied_in_env(self, env):
1141
self._install_env(env)
1142
url = self.server.get_url()
1143
t = self._transport(url)
1145
self.assertEqual(t.get('foo').read(), 'proxied contents of foo\n')
1149
def not_proxied_in_env(self, env):
1150
self._install_env(env)
1151
url = self.server.get_url()
1152
t = self._transport(url)
1154
self.assertEqual(t.get('foo').read(), 'contents of foo\n')
1158
def test_http_proxy(self):
1159
self.proxied_in_env({'http_proxy': self.proxy_url})
1161
def test_HTTP_PROXY(self):
1162
if self._testing_pycurl():
1163
# pycurl does not check HTTP_PROXY for security reasons
1164
# (for use in a CGI context that we do not care
1165
# about. Should we ?)
1166
raise tests.TestNotApplicable(
1167
'pycurl does not check HTTP_PROXY for security reasons')
1168
self.proxied_in_env({'HTTP_PROXY': self.proxy_url})
1170
def test_all_proxy(self):
1171
self.proxied_in_env({'all_proxy': self.proxy_url})
1173
def test_ALL_PROXY(self):
1174
self.proxied_in_env({'ALL_PROXY': self.proxy_url})
1176
def test_http_proxy_with_no_proxy(self):
1177
self.not_proxied_in_env({'http_proxy': self.proxy_url,
1178
'no_proxy': self.no_proxy_host})
1180
def test_HTTP_PROXY_with_NO_PROXY(self):
1181
if self._testing_pycurl():
1182
raise tests.TestNotApplicable(
1183
'pycurl does not check HTTP_PROXY for security reasons')
1184
self.not_proxied_in_env({'HTTP_PROXY': self.proxy_url,
1185
'NO_PROXY': self.no_proxy_host})
1187
def test_all_proxy_with_no_proxy(self):
1188
self.not_proxied_in_env({'all_proxy': self.proxy_url,
1189
'no_proxy': self.no_proxy_host})
1191
def test_ALL_PROXY_with_NO_PROXY(self):
1192
self.not_proxied_in_env({'ALL_PROXY': self.proxy_url,
1193
'NO_PROXY': self.no_proxy_host})
1195
def test_http_proxy_without_scheme(self):
1196
if self._testing_pycurl():
1197
# pycurl *ignores* invalid proxy env variables. If that ever change
1198
# in the future, this test will fail indicating that pycurl do not
1199
# ignore anymore such variables.
1200
self.not_proxied_in_env({'http_proxy': self.proxy_address})
1202
self.assertRaises(errors.InvalidURL,
1203
self.proxied_in_env,
1204
{'http_proxy': self.proxy_address})
1207
class TestRanges(http_utils.TestCaseWithWebserver):
1208
"""Test the Range header in GET methods."""
1211
http_utils.TestCaseWithWebserver.setUp(self)
1212
self.build_tree_contents([('a', '0123456789')],)
1213
server = self.get_readonly_server()
1214
self.transport = self._transport(server.get_url())
1216
def create_transport_readonly_server(self):
1217
return http_server.HttpServer(protocol_version=self._protocol_version)
1219
def _file_contents(self, relpath, ranges):
1220
offsets = [ (start, end - start + 1) for start, end in ranges]
1221
coalesce = self.transport._coalesce_offsets
1222
coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
1223
code, data = self.transport._get(relpath, coalesced)
1224
self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1225
for start, end in ranges:
1227
yield data.read(end - start + 1)
1229
def _file_tail(self, relpath, tail_amount):
1230
code, data = self.transport._get(relpath, [], tail_amount)
1231
self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1232
data.seek(-tail_amount, 2)
1233
return data.read(tail_amount)
1235
def test_range_header(self):
1237
map(self.assertEqual,['0', '234'],
1238
list(self._file_contents('a', [(0,0), (2,4)])),)
1240
def test_range_header_tail(self):
1241
self.assertEqual('789', self._file_tail('a', 3))
1243
def test_syntactically_invalid_range_header(self):
1244
self.assertListRaises(errors.InvalidHttpRange,
1245
self._file_contents, 'a', [(4, 3)])
1247
def test_semantically_invalid_range_header(self):
1248
self.assertListRaises(errors.InvalidHttpRange,
1249
self._file_contents, 'a', [(42, 128)])
1252
class TestHTTPRedirections(http_utils.TestCaseWithRedirectedWebserver):
1253
"""Test redirection between http servers."""
1255
def create_transport_secondary_server(self):
1256
"""Create the secondary server redirecting to the primary server"""
1257
new = self.get_readonly_server()
1259
redirecting = http_utils.HTTPServerRedirecting(
1260
protocol_version=self._protocol_version)
1261
redirecting.redirect_to(new.host, new.port)
1265
super(TestHTTPRedirections, self).setUp()
1266
self.build_tree_contents([('a', '0123456789'),
1268
'# Bazaar revision bundle v0.9\n#\n')
1271
self.old_transport = self._transport(self.old_server.get_url())
1273
def test_redirected(self):
1274
self.assertRaises(errors.RedirectRequested, self.old_transport.get, 'a')
1275
t = self._transport(self.new_server.get_url())
1276
self.assertEqual('0123456789', t.get('a').read())
1278
def test_read_redirected_bundle_from_url(self):
1279
from bzrlib.bundle import read_bundle_from_url
1280
url = self.old_transport.abspath('bundle')
1281
bundle = read_bundle_from_url(url)
1282
# If read_bundle_from_url was successful we get an empty bundle
1283
self.assertEqual([], bundle.revisions)
1286
class RedirectedRequest(_urllib2_wrappers.Request):
1287
"""Request following redirections. """
1289
init_orig = _urllib2_wrappers.Request.__init__
1291
def __init__(self, method, url, *args, **kwargs):
1295
# Since the tests using this class will replace
1296
# _urllib2_wrappers.Request, we can't just call the base class __init__
1298
RedirectedRequest.init_orig(self, method, url, args, kwargs)
1299
self.follow_redirections = True
1302
class TestHTTPSilentRedirections(http_utils.TestCaseWithRedirectedWebserver):
1303
"""Test redirections.
1305
http implementations do not redirect silently anymore (they
1306
do not redirect at all in fact). The mechanism is still in
1307
place at the _urllib2_wrappers.Request level and these tests
1310
For the pycurl implementation
1311
the redirection have been deleted as we may deprecate pycurl
1312
and I have no place to keep a working implementation.
1317
if pycurl_present and self._transport == PyCurlTransport:
1318
raise tests.TestNotApplicable(
1319
"pycurl doesn't redirect silently annymore")
1320
super(TestHTTPSilentRedirections, self).setUp()
1321
self.setup_redirected_request()
1322
self.addCleanup(self.cleanup_redirected_request)
1323
self.build_tree_contents([('a','a'),
1325
('1/a', 'redirected once'),
1327
('2/a', 'redirected twice'),
1329
('3/a', 'redirected thrice'),
1331
('4/a', 'redirected 4 times'),
1333
('5/a', 'redirected 5 times'),
1336
self.old_transport = self._transport(self.old_server.get_url())
1338
def setup_redirected_request(self):
1339
self.original_class = _urllib2_wrappers.Request
1340
_urllib2_wrappers.Request = RedirectedRequest
1342
def cleanup_redirected_request(self):
1343
_urllib2_wrappers.Request = self.original_class
1345
def create_transport_secondary_server(self):
1346
"""Create the secondary server, redirections are defined in the tests"""
1347
return http_utils.HTTPServerRedirecting(
1348
protocol_version=self._protocol_version)
1350
def test_one_redirection(self):
1351
t = self.old_transport
1353
req = RedirectedRequest('GET', t.abspath('a'))
1354
req.follow_redirections = True
1355
new_prefix = 'http://%s:%s' % (self.new_server.host,
1356
self.new_server.port)
1357
self.old_server.redirections = \
1358
[('(.*)', r'%s/1\1' % (new_prefix), 301),]
1359
self.assertEquals('redirected once',t._perform(req).read())
1361
def test_five_redirections(self):
1362
t = self.old_transport
1364
req = RedirectedRequest('GET', t.abspath('a'))
1365
req.follow_redirections = True
1366
old_prefix = 'http://%s:%s' % (self.old_server.host,
1367
self.old_server.port)
1368
new_prefix = 'http://%s:%s' % (self.new_server.host,
1369
self.new_server.port)
1370
self.old_server.redirections = [
1371
('/1(.*)', r'%s/2\1' % (old_prefix), 302),
1372
('/2(.*)', r'%s/3\1' % (old_prefix), 303),
1373
('/3(.*)', r'%s/4\1' % (old_prefix), 307),
1374
('/4(.*)', r'%s/5\1' % (new_prefix), 301),
1375
('(/[^/]+)', r'%s/1\1' % (old_prefix), 301),
1377
self.assertEquals('redirected 5 times',t._perform(req).read())
1380
class TestDoCatchRedirections(http_utils.TestCaseWithRedirectedWebserver):
1381
"""Test transport.do_catching_redirections."""
1384
super(TestDoCatchRedirections, self).setUp()
1385
self.build_tree_contents([('a', '0123456789'),],)
1387
self.old_transport = self._transport(self.old_server.get_url())
1389
def get_a(self, transport):
1390
return transport.get('a')
1392
def test_no_redirection(self):
1393
t = self._transport(self.new_server.get_url())
1395
# We use None for redirected so that we fail if redirected
1396
self.assertEquals('0123456789',
1397
transport.do_catching_redirections(
1398
self.get_a, t, None).read())
1400
def test_one_redirection(self):
1401
self.redirections = 0
1403
def redirected(transport, exception, redirection_notice):
1404
self.redirections += 1
1405
dir, file = urlutils.split(exception.target)
1406
return self._transport(dir)
1408
self.assertEquals('0123456789',
1409
transport.do_catching_redirections(
1410
self.get_a, self.old_transport, redirected).read())
1411
self.assertEquals(1, self.redirections)
1413
def test_redirection_loop(self):
1415
def redirected(transport, exception, redirection_notice):
1416
# By using the redirected url as a base dir for the
1417
# *old* transport, we create a loop: a => a/a =>
1419
return self.old_transport.clone(exception.target)
1421
self.assertRaises(errors.TooManyRedirections,
1422
transport.do_catching_redirections,
1423
self.get_a, self.old_transport, redirected)
1426
class TestAuth(http_utils.TestCaseWithWebserver):
1427
"""Test authentication scheme"""
1429
_auth_header = 'Authorization'
1430
_password_prompt_prefix = ''
1433
super(TestAuth, self).setUp()
1434
self.server = self.get_readonly_server()
1435
self.build_tree_contents([('a', 'contents of a\n'),
1436
('b', 'contents of b\n'),])
1438
def create_transport_readonly_server(self):
1439
if self._auth_scheme == 'basic':
1440
server = http_utils.HTTPBasicAuthServer(
1441
protocol_version=self._protocol_version)
1443
if self._auth_scheme != 'digest':
1444
raise AssertionError('Unknown auth scheme: %r'
1445
% self._auth_scheme)
1446
server = http_utils.HTTPDigestAuthServer(
1447
protocol_version=self._protocol_version)
1450
def _testing_pycurl(self):
1451
return pycurl_present and self._transport == PyCurlTransport
1453
def get_user_url(self, user=None, password=None):
1454
"""Build an url embedding user and password"""
1455
url = '%s://' % self.server._url_protocol
1456
if user is not None:
1458
if password is not None:
1459
url += ':' + password
1461
url += '%s:%s/' % (self.server.host, self.server.port)
1464
def get_user_transport(self, user=None, password=None):
1465
return self._transport(self.get_user_url(user, password))
1467
def test_no_user(self):
1468
self.server.add_user('joe', 'foo')
1469
t = self.get_user_transport()
1470
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1471
# Only one 'Authentication Required' error should occur
1472
self.assertEqual(1, self.server.auth_required_errors)
1474
def test_empty_pass(self):
1475
self.server.add_user('joe', '')
1476
t = self.get_user_transport('joe', '')
1477
self.assertEqual('contents of a\n', t.get('a').read())
1478
# Only one 'Authentication Required' error should occur
1479
self.assertEqual(1, self.server.auth_required_errors)
1481
def test_user_pass(self):
1482
self.server.add_user('joe', 'foo')
1483
t = self.get_user_transport('joe', 'foo')
1484
self.assertEqual('contents of a\n', t.get('a').read())
1485
# Only one 'Authentication Required' error should occur
1486
self.assertEqual(1, self.server.auth_required_errors)
1488
def test_unknown_user(self):
1489
self.server.add_user('joe', 'foo')
1490
t = self.get_user_transport('bill', 'foo')
1491
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1492
# Two 'Authentication Required' errors should occur (the
1493
# initial 'who are you' and 'I don't know you, who are
1495
self.assertEqual(2, self.server.auth_required_errors)
1497
def test_wrong_pass(self):
1498
self.server.add_user('joe', 'foo')
1499
t = self.get_user_transport('joe', 'bar')
1500
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1501
# Two 'Authentication Required' errors should occur (the
1502
# initial 'who are you' and 'this is not you, who are you')
1503
self.assertEqual(2, self.server.auth_required_errors)
1505
def test_prompt_for_password(self):
1506
if self._testing_pycurl():
1507
raise tests.TestNotApplicable(
1508
'pycurl cannot prompt, it handles auth by embedding'
1509
' user:pass in urls only')
1511
self.server.add_user('joe', 'foo')
1512
t = self.get_user_transport('joe', None)
1513
stdout = tests.StringIOWrapper()
1514
ui.ui_factory = tests.TestUIFactory(stdin='foo\n', stdout=stdout)
1515
self.assertEqual('contents of a\n',t.get('a').read())
1516
# stdin should be empty
1517
self.assertEqual('', ui.ui_factory.stdin.readline())
1518
self._check_password_prompt(t._unqualified_scheme, 'joe',
1520
# And we shouldn't prompt again for a different request
1521
# against the same transport.
1522
self.assertEqual('contents of b\n',t.get('b').read())
1524
# And neither against a clone
1525
self.assertEqual('contents of b\n',t2.get('b').read())
1526
# Only one 'Authentication Required' error should occur
1527
self.assertEqual(1, self.server.auth_required_errors)
1529
def _check_password_prompt(self, scheme, user, actual_prompt):
1530
expected_prompt = (self._password_prompt_prefix
1531
+ ("%s %s@%s:%d, Realm: '%s' password: "
1533
user, self.server.host, self.server.port,
1534
self.server.auth_realm)))
1535
self.assertEquals(expected_prompt, actual_prompt)
1537
def test_no_prompt_for_password_when_using_auth_config(self):
1538
if self._testing_pycurl():
1539
raise tests.TestNotApplicable(
1540
'pycurl does not support authentication.conf'
1541
' since it cannot prompt')
1545
stdin_content = 'bar\n' # Not the right password
1546
self.server.add_user(user, password)
1547
t = self.get_user_transport(user, None)
1548
ui.ui_factory = tests.TestUIFactory(stdin=stdin_content,
1549
stdout=tests.StringIOWrapper())
1550
# Create a minimal config file with the right password
1551
conf = config.AuthenticationConfig()
1552
conf._get_config().update(
1553
{'httptest': {'scheme': 'http', 'port': self.server.port,
1554
'user': user, 'password': password}})
1556
# Issue a request to the server to connect
1557
self.assertEqual('contents of a\n',t.get('a').read())
1558
# stdin should have been left untouched
1559
self.assertEqual(stdin_content, ui.ui_factory.stdin.readline())
1560
# Only one 'Authentication Required' error should occur
1561
self.assertEqual(1, self.server.auth_required_errors)
1563
def test_changing_nonce(self):
1564
if self._auth_scheme != 'digest':
1565
raise tests.TestNotApplicable('HTTP auth digest only test')
1566
if self._testing_pycurl():
1567
raise tests.KnownFailure(
1568
'pycurl does not handle a nonce change')
1569
self.server.add_user('joe', 'foo')
1570
t = self.get_user_transport('joe', 'foo')
1571
self.assertEqual('contents of a\n', t.get('a').read())
1572
self.assertEqual('contents of b\n', t.get('b').read())
1573
# Only one 'Authentication Required' error should have
1575
self.assertEqual(1, self.server.auth_required_errors)
1576
# The server invalidates the current nonce
1577
self.server.auth_nonce = self.server.auth_nonce + '. No, now!'
1578
self.assertEqual('contents of a\n', t.get('a').read())
1579
# Two 'Authentication Required' errors should occur (the
1580
# initial 'who are you' and a second 'who are you' with the new nonce)
1581
self.assertEqual(2, self.server.auth_required_errors)
1585
class TestProxyAuth(TestAuth):
1586
"""Test proxy authentication schemes."""
1588
_auth_header = 'Proxy-authorization'
1589
_password_prompt_prefix='Proxy '
1592
super(TestProxyAuth, self).setUp()
1594
self.addCleanup(self._restore_env)
1595
# Override the contents to avoid false positives
1596
self.build_tree_contents([('a', 'not proxied contents of a\n'),
1597
('b', 'not proxied contents of b\n'),
1598
('a-proxied', 'contents of a\n'),
1599
('b-proxied', 'contents of b\n'),
1602
def create_transport_readonly_server(self):
1603
if self._auth_scheme == 'basic':
1604
server = http_utils.ProxyBasicAuthServer(
1605
protocol_version=self._protocol_version)
1607
if self._auth_scheme != 'digest':
1608
raise AssertionError('Unknown auth scheme: %r'
1609
% self._auth_scheme)
1610
server = http_utils.ProxyDigestAuthServer(
1611
protocol_version=self._protocol_version)
1614
def get_user_transport(self, user=None, password=None):
1615
self._install_env({'all_proxy': self.get_user_url(user, password)})
1616
return self._transport(self.server.get_url())
1618
def _install_env(self, env):
1619
for name, value in env.iteritems():
1620
self._old_env[name] = osutils.set_or_unset_env(name, value)
1622
def _restore_env(self):
1623
for name, value in self._old_env.iteritems():
1624
osutils.set_or_unset_env(name, value)
1626
def test_empty_pass(self):
1627
if self._testing_pycurl():
1629
if pycurl.version_info()[1] < '7.16.0':
1630
raise tests.KnownFailure(
1631
'pycurl < 7.16.0 does not handle empty proxy passwords')
1632
super(TestProxyAuth, self).test_empty_pass()
1635
class SampleSocket(object):
1636
"""A socket-like object for use in testing the HTTP request handler."""
1638
def __init__(self, socket_read_content):
1639
"""Constructs a sample socket.
1641
:param socket_read_content: a byte sequence
1643
# Use plain python StringIO so we can monkey-patch the close method to
1644
# not discard the contents.
1645
from StringIO import StringIO
1646
self.readfile = StringIO(socket_read_content)
1647
self.writefile = StringIO()
1648
self.writefile.close = lambda: None
1650
def makefile(self, mode='r', bufsize=None):
1652
return self.readfile
1654
return self.writefile
1657
class SmartHTTPTunnellingTest(tests.TestCaseWithTransport):
1660
super(SmartHTTPTunnellingTest, self).setUp()
1661
# We use the VFS layer as part of HTTP tunnelling tests.
1662
self._captureVar('BZR_NO_SMART_VFS', None)
1663
self.transport_readonly_server = http_utils.HTTPServerWithSmarts
1665
def create_transport_readonly_server(self):
1666
return http_utils.HTTPServerWithSmarts(
1667
protocol_version=self._protocol_version)
1669
def test_bulk_data(self):
1670
# We should be able to send and receive bulk data in a single message.
1671
# The 'readv' command in the smart protocol both sends and receives
1672
# bulk data, so we use that.
1673
self.build_tree(['data-file'])
1674
http_server = self.get_readonly_server()
1675
http_transport = self._transport(http_server.get_url())
1676
medium = http_transport.get_smart_medium()
1677
# Since we provide the medium, the url below will be mostly ignored
1678
# during the test, as long as the path is '/'.
1679
remote_transport = remote.RemoteTransport('bzr://fake_host/',
1682
[(0, "c")], list(remote_transport.readv("data-file", [(0,1)])))
1684
def test_http_send_smart_request(self):
1686
post_body = 'hello\n'
1687
expected_reply_body = 'ok\x012\n'
1689
http_server = self.get_readonly_server()
1690
http_transport = self._transport(http_server.get_url())
1691
medium = http_transport.get_smart_medium()
1692
response = medium.send_http_smart_request(post_body)
1693
reply_body = response.read()
1694
self.assertEqual(expected_reply_body, reply_body)
1696
def test_smart_http_server_post_request_handler(self):
1697
httpd = self.get_readonly_server()._get_httpd()
1699
socket = SampleSocket(
1700
'POST /.bzr/smart %s \r\n' % self._protocol_version
1701
# HTTP/1.1 posts must have a Content-Length (but it doesn't hurt
1703
+ 'Content-Length: 6\r\n'
1706
# Beware: the ('localhost', 80) below is the
1707
# client_address parameter, but we don't have one because
1708
# we have defined a socket which is not bound to an
1709
# address. The test framework never uses this client
1710
# address, so far...
1711
request_handler = http_utils.SmartRequestHandler(socket,
1714
response = socket.writefile.getvalue()
1715
self.assertStartsWith(response, '%s 200 ' % self._protocol_version)
1716
# This includes the end of the HTTP headers, and all the body.
1717
expected_end_of_response = '\r\n\r\nok\x012\n'
1718
self.assertEndsWith(response, expected_end_of_response)
added
removed
bzrlib/tests/test_http.py
